Z-World Wildcat BL2000, User Manual

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User’s Manual 85
Once you establish that the programming port will never again be needed for program-
ming, it is possible to use the programming port for additional I/O lines. Table E-1 lists the
pins available for this alternate configuration.
Table E-1. BL2000 Programming Port Pinout Configurations
Pin Pin Name Default Use Alternate Use Notes
1 RXA Serial Port A PC6—Input
2 GND
3 CLKA
PB1—Bitwise or parallel
programmable input
4 VCC
5 RESET
Connected to reset
generator U4
6 TXA Serial Port A PC7—Output
8 STATUS Output
9 SMODE0 Input
Must be low when
BL2000 boots up
10 SMODE1 Input
Must be low when
BL2000 boots up